Can some one help me make a grey bat food chain or food web diagram. I tried searching it up but other different types of bats came up.

the answer is a or when it says crossing over

individual oxygen atoms are formed during photosynthesis.-c.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme